The Cardio Blog relays some research that casts doubt on the BMI and the link between high blood pressure and body weight. Check it out:
A recent study published in the Epidemiology Journal questions the idea that BMI and blood pressure are tied together. The study -- which was done on the island nation of Seychelles -- found that as the number of people with a BMI over 25 rose, the association between BMI and hypertension decreased. The study likely raises more questions than it answers. How good of a measurement is BMI and how much of a role does obesity play in the development of high blood pressure?